Five News Update - Windows 10 version history - Netflix

Windows 10 is an operating system developed by Microsoft. Microsoft
described Windows 10 as an “operating system as a service” that would
receive ongoing updates to its features and functionality, augmented
with the ability for enterprise environments to receive non-critical
updates at a slower pace, or use long-term support milestones that will
only receive critical updates, such as security patches, over their
five-year lifespan of mainstream support. Terry Myerson, executive vice
president of Microsoft's Windows and Devices Group, said that the goal
of this model was to reduce fragmentation across the Windows platform.

Five News Update - Version 1709 (Fall Creators Update) - Netflix

Windows 10 Mobile Fall Creators Update, or Windows 10 version 1709.
Despite sharing a name and version number with the “Redstone 3”-release
for desktop is the Windows 10 Mobile build part of the “Redstone 2”
branch, is the third major update to Windows 10 Mobile and the third in
a series of updates planned under the Redstone codenames. The first
preview was released to Insiders on April 14, 2017. The Fall Creators
Update (Version 1709, 10.0.15254) was officially released on October 24,
2017.